{"id":105051,"date":"2022-09-08T21:36:41","date_gmt":"2022-09-08T19:36:41","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-ldap-servera-reopenldap-1-2-0"},"modified":"2022-09-08T21:36:41","modified_gmt":"2022-09-08T19:36:41","slug":"reliz-ldap-servera-reopenldap-1-2-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/reliz-ldap-servera-reopenldap-1-2-0","title":{"rendered":"Lan\u00e7amento do servidor LDAP ReOpenLDAP 1.2.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Foi lan\u00e7ada a vers\u00e3o formal do servidor LDAP ReOpenLDAP 1.2.0, criada para ressuscitar o projeto ap\u00f3s o bloqueio de seu reposit\u00f3rio no GitHub. Em abril, o GitHub excluiu contas e reposit\u00f3rios de muitos desenvolvedores russos associados a empresas que foram sancionadas pelos EUA, incluindo o reposit\u00f3rio ReOpenLDAP. Devido ao renascimento do interesse dos usu\u00e1rios no ReOpenLDAP, decidiu-se revitalizar o projeto.    <\/p>\n<p>O projeto ReOpenLDAP foi criado em 2014 para resolver os problemas surgidos ao utilizar o pacote OpenLDAP na infraestrutura da PJSC \"MegaFon\", onde o servidor LDAP foi utilizado em um dos subsistemas da infraestrutura (o NGDR representa um UDR (User Data Repository), de acordo com o padr\u00e3o 3GPP 23.335, e \u00e9 um n\u00f3 centralizado para armazenar dados sobre todos os tipos de servi\u00e7os dos assinantes na infraestrutura de TI da operadora). Este uso implicava a opera\u00e7\u00e3o industrial de um cat\u00e1logo LDAP espec\u00edfico em um modo 24\u00d77, com um tamanho de 10-100 milh\u00f5es de registros, em um cen\u00e1rio de alta carga (10K atualiza\u00e7\u00f5es e 50K leituras por segundo) e em uma topologia multi-mestre.    <\/p>\n<p>A Symas Corp, como principais desenvolvedores, mantenedores e propriet\u00e1rios do c\u00f3digo OpenLDAP, n\u00e3o conseguiu resolver os problemas que surgiram, ent\u00e3o decidiu-se tentar fazer isso de forma independente. Como posteriormente foi constatado, havia muito mais erros no c\u00f3digo do que se poderia imaginar. Portanto, mais esfor\u00e7o foi necess\u00e1rio do que o planejado, e o ReOpenLDAP continua a representar um certo valor e (segundo as informa\u00e7\u00f5es dispon\u00edveis) \u00e9 o \u00fanico servidor LDAP que suporta plenamente e de forma confi\u00e1vel a topologia de multi-mestre para RFC-4533, incluindo em cen\u00e1rios de alta carga.    <\/p>\n<p>Em 2016, os objetivos do projeto foram alcan\u00e7ados, e o suporte e desenvolvimento do projeto, diretamente nos interesses da PJSC \"MegaFon\", foram conclu\u00eddos. Em seguida, o ReOpenLDAP continuou a se desenvolver e a ser mantido por mais tr\u00eas anos, mas gradualmente isso perdeu sentido:  <\/p>\n<ul>\n<li class=\"l\"> Tecnologicamente, a \"MegaFon\" migrou do ReOpenLDAP para o Tarantool, o que \u00e9 arquitetoicamente correto;\n<li class=\"l\"> N\u00e3o houve usu\u00e1rios claramente interessados no ReOpenLDAP;\n<li class=\"l\"> Ningu\u00e9m se juntou ao projeto, tanto devido \u00e0 alta barreira de entrada quanto \u00e0 baixa demanda pelo pr\u00f3prio ReOpenLDAP.\n<li class=\"l\">  O desenvolvimento e suporte come\u00e7aram a tomar muito tempo do restante (principal) desenvolvedor, uma vez que ele se afastou profissionalmente da opera\u00e7\u00e3o industrial do ReOpenLDAP.  <\/ul>\n<p>O reposit\u00f3rio do ReOpenLDAP permaneceu inativo at\u00e9 abril de 2022, quando a administra\u00e7\u00e3o do Github excluiu as contas associadas e o pr\u00f3prio reposit\u00f3rio sem qualquer aviso ou explica\u00e7\u00e3o. Recentemente, o autor recebeu v\u00e1rias solicita\u00e7\u00f5es relacionadas ao ReOpenLDAP, incluindo perguntas sobre a localiza\u00e7\u00e3o do reposit\u00f3rio e o estado da base de c\u00f3digo. Portanto, foi decidido atualizar minimamente o projeto, criar um release t\u00e9cnico e utilizar esta not\u00edcia para informar todos os interessados.      <\/p>\n<p>Estado atual do projeto, incluindo em rela\u00e7\u00e3o ao OpenLDAP:  <\/p>\n<ul>\n<li class=\"l\">  N\u00e3o houve importa\u00e7\u00e3o de modifica\u00e7\u00f5es e corre\u00e7\u00f5es do OpenLDAP desde dezembro de 2018. Para aplica\u00e7\u00f5es cr\u00edticas, \u00e9 necess\u00e1rio analisar todas as corre\u00e7\u00f5es no OpenLDAP e importar as relevantes.\n<li class=\"l\">  As vers\u00f5es atuais do OpenLDAP agora s\u00e3o formadas com base na ramifica\u00e7\u00e3o 2.5. Portanto, as melhorias descritas a seguir foram feitas apenas na ramifica\u00e7\u00e3o \"devel\" (que correspondia ao OpenLDAP 2.5) e, em seguida, integradas ao \"master\" (que, antes da fus\u00e3o, correspondia ao OpenLDAP 2.4).\n<li class=\"l\">  Em 2018, problemas herdados do OpenLDAP com o config-backend ainda persistiam. Em particular, quando ao modificar <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/pt\/server\/\"   title=\"configura\u00e7\u00f5es do servidor\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"998\">configura\u00e7\u00f5es do servidor<\/a> por meio do config-backend (configura\u00e7\u00e3o LDAP atrav\u00e9s do LDAP) ocorrem condi\u00e7\u00f5es de corrida ou problemas recursivos, incluindo bloqueios (deadlocks).\n<li class=\"l\"> Presumivelmente, existem problemas de build com as vers\u00f5es atuais do OpenSSL\/GnuTLS;\n<li class=\"l\"> Um conjunto b\u00e1sico de testes pr\u00f3prios \u00e9 realizado, exceto os que requerem TLS\/SSL;  <\/ul>\n<p>\u00daltimas modifica\u00e7\u00f5es:  <\/p>\n<ul>\n<li class=\"l\"> A biblioteca libmdbx foi atualizada para a vers\u00e3o mais recente, eliminando todos os problemas de incompatibilidade observados devido ao desenvolvimento da biblioteca. No entanto, nas p\u00e1ginas man, provavelmente ainda resta alguma informa\u00e7\u00e3o desatualizada.\n<li class=\"l\">  Foi utilizada a vers\u00e3o atual do autotools 2.71.\n<li class=\"l\"> Pequenas corre\u00e7\u00f5es foram feitas em resposta a parte dos avisos do compilador atual gcc 11.2.  <\/ul>\n<p>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=57753\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0444\u043e\u0440\u043c\u0430\u043b\u044c\u043d\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a LDAP-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 ReOpenLDAP 1.2.0, \u0441\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u0434\u043b\u044f \u0432\u043e\u0441\u043a\u0440\u0435\u0448\u0435\u043d\u0438\u044f \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043f\u043e\u0441\u043b\u0435 \u0431\u043b\u043e\u043a\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0435\u0433\u043e \u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u044f \u043d\u0430 GitHub. \u0412 \u0430\u043f\u0440\u0435\u043b\u0435 GitHub \u0443\u0434\u0430\u043b\u0438\u043b \u0443\u0447\u0451\u0442\u043d\u044b\u0435 \u0437\u0430\u043f\u0438\u0441\u0438 \u0438 \u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u0438 \u043c\u043d\u043e\u0433\u0438\u0445 \u0440\u043e\u0441\u0441\u0438\u0439\u0441\u043a\u0438\u0445 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432, \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u044b\u0445 \u0441 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u044f\u043c\u0438, \u043f\u043e\u043f\u0430\u0432\u0448\u0438\u043c\u0438 \u043f\u043e\u0434 \u0441\u0430\u043d\u043a\u0446\u0438\u0438 \u0421\u0428\u0410, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u0439 ReOpenLDAP. \u0412 \u0441\u0432\u044f\u0437\u0438 \u0441 \u0432\u043e\u0437\u0440\u043e\u0436\u0434\u0435\u043d\u0438\u0435\u043c \u0438\u043d\u0442\u0435\u0440\u0435\u0441\u0430 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439 \u043a ReOpenLDAP \u043f\u0440\u043e\u0435\u043a\u0442 \u0440\u0435\u0448\u0435\u043d\u043e \u0432\u0435\u0440\u043d\u0443\u0442\u044c \u043a \u0436\u0438\u0437\u043d\u0438. \u041f\u0440\u043e\u0435\u043a\u0442 ReOpenLDAP \u0431\u044b\u043b \u0441\u043e\u0437\u0434\u0430\u043d \u0432 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-105051","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0444\u043e\u0440\u043c\u0430\u043b\u044c\u043d\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a LDAP-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 ReOpenLDAP 1.2.0, \u0441\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u0434\u043b\u044f \u0432\u043e\u0441\u043a\u0440\u0435\u0448\u0435\u043d\u0438\u044f \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043f\u043e\u0441\u043b\u0435 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